octopamine

noun
oc·​to·​pa·​mine | \ äk-ˈtō-pə-ˌmēn How to pronounce octopamine (audio) , -mən How to pronounce octopamine (audio) \

Medical Definition of octopamine

: an adrenergic biogenic amine C8H11NO2 that is found in some invertebrates and vertebrates and has been used to treat hypotension

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